Fix deoptimization address patching in Turbofan to use safepoints.

src/compiler/instruction-selector.cc

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/compiler/instruction-selector.h"
 
 #include "src/compiler/instruction-selector-impl.h"
 #include "src/compiler/node-matchers.h"
 #include "src/compiler/node-properties-inl.h"
 #include "src/compiler/pipeline.h"
@@ skipping 1021 matching lines @@
 
 
 static InstructionOperand* UseOrImmediate(OperandGenerator* g, Node* input) {
   switch (input->opcode()) {
     case IrOpcode::kInt32Constant:
     case IrOpcode::kNumberConstant:
     case IrOpcode::kFloat64Constant:
     case IrOpcode::kHeapConstant:
       return g->UseImmediate(input);
     default:
-      return g->Use(input);
+      return g->UseUnique(input);
   }
 }
 
 
 void InstructionSelector::AddFrameStateInputs(
     Node* state, InstructionOperandVector* inputs,
     FrameStateDescriptor* descriptor) {
   DCHECK_EQ(IrOpcode::kFrameState, state->op()->opcode());
 
   Node* parameters = state->InputAt(0);
@@ skipping 74 matching lines @@
 
 
 void InstructionSelector::VisitCall(Node* call, BasicBlock* continuation,
                                     BasicBlock* deoptimization) {}
 
 #endif  // !V8_TURBOFAN_BACKEND
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8